Monthly Maintenance - Trane WC*150B***G Series Installation Operation & Maintenance

Monthly Maintenance

42
Maintenance
Note: Actual belt deflection "force" must not exceed the maximum "force"
value shown in Table
Table 6. Belt tension measurement and deflection ranges
Belts Small Super Gripbelts
Cross P.D
Section
Range
Min.
3.0 - 3.6
A
3.8 - 4.8 3 1/2
5.0 - 7.0
3.4 - 4.2
B
4.4 - 5.6 5 1/8
5.8 - 8.8 6 3/8
7. Recheck the belt tension at least twice during the first 2 to 3 days of
operation. Belt tension may decrease until the new belts are "run in" .
Figure 16. Belt tension gauge
WARNING
Hazardous Voltage!
Disconnect all electric power, including remote disconnects before servicing.
Follow proper lockout/tagout procedures to ensure the power can not be
inadvertently energized. Failure to disconnect power before servicing could
result in death or serious injury.
Before completing the following checks, turn the unit OFF and lock the main
power disconnect switch open. Failure to disconnect power before servicing can
cause severe personal injury or death.
6.
Deflection Force (Lbs.)
Gripnotch
Max. Min.
3 4 1/2 3 7/8
5 4 1/2
4 5 1/2 5
4 5 1/2 5 3/4
7 1/8 6 1/2
8 3/4 7 3/8
Steel Cable
Gripbelts
Max. Min. Max
5 1/2 3 1/4 4
6 1/4 3 3/4 4 3/4
6 7/8 4 1/4 5 1/4
8 4 1/2 5 1/2
9 1/8 5 3/4 7 1/4
10 1/8 7 8 3/4
Packaged Heat Pump • WC-IOM-7